长期下尿路梗阻的继发声像图改变,应除外()
A.膀胱小梁化
B.膀胱憩室
C.膀胱结石
D.双肾积水
E.前列腺增生
参考答案:E
填入适当的单词补全句子。
1. My mother goes to work _____________ bus.
2. John usually _____________ football with his friends.
3. We _____________ mountains last Sunday morning.
4. _____________ he go fishing with you yesterday?
5. Last Monday, I _____________ to the library.
与间接固位体设计有关的线是()
A.观测线
B.支点线
C.力线
D.角分线
E.牙冠外形高点线